DirFilter.java

package Jvakt;
/*
 * 2022-06-23 V.54 Michael Ekdal		Added getVersion() to get at consistent version throughout all classes.
 */

import java.io.File;
import java.io.FilenameFilter;

class DirFilter implements FilenameFilter {
	String afn;
	String infix;

	DirFilter(String afn) { this.afn = afn; }
	DirFilter(String afn, String infix) { this.afn = afn; this.infix = infix; }

	public boolean accept(File dir, String name) {
		// System.out.println("DifFilter name: " + name); 
		// System.out.println("DifFilter dir: " + dir);  
		String f   = new File(dir + "/" + name).getName();
		long   lm  = new File(dir + "/" + name).lastModified();
		f   = f.toLowerCase();

		// If lastmodified is older than (00:00:00 GMT, January 1, 1970) plus 12 years,
		// the file will be ignored. Robocopy use Jan 1980 as work date.
		lm = lm / 3600000;   // to hours
		lm = lm / 24;        // to days
		lm = lm / 365;       // to years

		// System.out.println("Lm: " + lm); 

		if ( lm < 12 )  return false;

		if ( afn != null && infix != null ) {
			infix = infix.toLowerCase();
			afn = afn.toLowerCase();
			if ( f.indexOf(infix) >= 0 && f.endsWith(afn) == true ) return true;
			return false;
		} else if ( afn == null && infix != null ) {
			infix = infix.toLowerCase();
			if ( f.indexOf(infix) >= 0 ) return true;
			return false;
		}
		afn = afn.toLowerCase();
		return f.endsWith(afn);
	}

}